Authorization InternalAuthenticate(HttpURLConnection request, ICredentials credentials)
{
if (request == null || credentials == null)
{
return(null);
}
NetworkCredential cred = credentials.GetCredential(new Uri(request.URL.ToString()), AuthenticationType.ToLowerInvariant());
if (cred == null)
{
return(null);
}
if (String.IsNullOrEmpty(cred.UserName))
{
return(null);
}
string domain = cred.Domain?.Trim();
string response = String.Empty;
// If domain is set, MS sends "domain\user:password".
if (!String.IsNullOrEmpty(domain))
{
response = domain + "\\";
}
response += cred.UserName + ":" + cred.Password;
return(new Authorization($"{AuthenticationType} {Convert.ToBase64String (Encoding.ASCII.GetBytes (response))}"));
}